On Mon, Jan 21, 2019 at 10:04:06AM +0200, Mike Rapoport wrote:
> Add check for the return value of memblock_alloc*() functions and call
> panic() in case of error.
> The panic message repeats the one used by panicing memblock allocators with
> adjustment of parameters to include only relevant ones.
> 
> The replacement was mostly automated with semantic patches like the one
> below with manual massaging of format strings.
> 
> @@
> expression ptr, size, align;
> @@
> ptr = memblock_alloc(size, align);
> + if (!ptr)
> +     panic("%s: Failed to allocate %lu bytes align=0x%lx\n", __func__,
> size, align);
> 
> Signed-off-by: Mike Rapoport <r...@linux.ibm.com>
> Reviewed-by: Guo Ren <ren_...@c-sky.com>             # c-sky
> Acked-by: Paul Burton <paul.bur...@mips.com>       # MIPS
> Acked-by: Heiko Carstens <heiko.carst...@de.ibm.com> # s390
> Reviewed-by: Juergen Gross <jgr...@suse.com>         # Xen
> ---
>  arch/alpha/kernel/core_cia.c              |  3 +++
>  arch/alpha/kernel/core_marvel.c           |  6 ++++++
>  arch/alpha/kernel/pci-noop.c              | 13 +++++++++++--
>  arch/alpha/kernel/pci.c                   | 11 ++++++++++-
>  arch/alpha/kernel/pci_iommu.c             | 12 ++++++++++++
>  arch/arc/mm/highmem.c                     |  4 ++++
>  arch/arm/kernel/setup.c                   |  6 ++++++
>  arch/arm/mm/mmu.c                         | 14 +++++++++++++-
>  arch/arm64/kernel/setup.c                 |  8 +++++---
>  arch/arm64/mm/kasan_init.c                | 10 ++++++++++
>  arch/c6x/mm/dma-coherent.c                |  4 ++++
>  arch/c6x/mm/init.c                        |  3 +++
>  arch/csky/mm/highmem.c                    |  5 +++++
>  arch/h8300/mm/init.c                      |  3 +++
>  arch/m68k/atari/stram.c                   |  4 ++++
>  arch/m68k/mm/init.c                       |  3 +++
>  arch/m68k/mm/mcfmmu.c                     |  6 ++++++
>  arch/m68k/mm/motorola.c                   |  9 +++++++++
>  arch/m68k/mm/sun3mmu.c                    |  6 ++++++
>  arch/m68k/sun3/sun3dvma.c                 |  3 +++
>  arch/microblaze/mm/init.c                 |  8 ++++++--
>  arch/mips/cavium-octeon/dma-octeon.c      |  3 +++
>  arch/mips/kernel/setup.c                  |  3 +++
>  arch/mips/kernel/traps.c                  |  3 +++
>  arch/mips/mm/init.c                       |  5 +++++
>  arch/nds32/mm/init.c                      | 12 ++++++++++++
>  arch/openrisc/mm/ioremap.c                |  8 ++++++--
>  arch/powerpc/kernel/dt_cpu_ftrs.c         |  5 +++++
>  arch/powerpc/kernel/pci_32.c              |  3 +++
>  arch/powerpc/kernel/setup-common.c        |  3 +++
>  arch/powerpc/kernel/setup_64.c            |  4 ++++
>  arch/powerpc/lib/alloc.c                  |  3 +++
>  arch/powerpc/mm/hash_utils_64.c           |  3 +++
>  arch/powerpc/mm/mmu_context_nohash.c      |  9 +++++++++
>  arch/powerpc/mm/pgtable-book3e.c          | 12 ++++++++++--
>  arch/powerpc/mm/pgtable-book3s64.c        |  3 +++
>  arch/powerpc/mm/pgtable-radix.c           |  9 ++++++++-
>  arch/powerpc/mm/ppc_mmu_32.c              |  3 +++
>  arch/powerpc/platforms/pasemi/iommu.c     |  3 +++
>  arch/powerpc/platforms/powermac/nvram.c   |  3 +++
>  arch/powerpc/platforms/powernv/opal.c     |  3 +++
>  arch/powerpc/platforms/powernv/pci-ioda.c |  8 ++++++++
>  arch/powerpc/platforms/ps3/setup.c        |  3 +++
>  arch/powerpc/sysdev/msi_bitmap.c          |  3 +++
>  arch/s390/kernel/setup.c                  | 13 +++++++++++++
>  arch/s390/kernel/smp.c                    |  5 ++++-
>  arch/s390/kernel/topology.c               |  6 ++++++
>  arch/s390/numa/mode_emu.c                 |  3 +++
>  arch/s390/numa/numa.c                     |  6 +++++-
>  arch/sh/mm/init.c                         |  6 ++++++
>  arch/sh/mm/numa.c                         |  4 ++++
>  arch/um/drivers/net_kern.c                |  3 +++
>  arch/um/drivers/vector_kern.c             |  3 +++
>  arch/um/kernel/initrd.c                   |  2 ++
>  arch/um/kernel/mem.c                      | 16 ++++++++++++++++
>  arch/unicore32/kernel/setup.c             |  4 ++++
>  arch/unicore32/mm/mmu.c                   | 15 +++++++++++++--
>  arch/x86/kernel/acpi/boot.c               |  3 +++
>  arch/x86/kernel/apic/io_apic.c            |  5 +++++
>  arch/x86/kernel/e820.c                    |  3 +++
>  arch/x86/platform/olpc/olpc_dt.c          |  3 +++
>  arch/x86/xen/p2m.c                        | 11 +++++++++--
>  arch/xtensa/mm/kasan_init.c               |  4 ++++
>  arch/xtensa/mm/mmu.c                      |  3 +++
>  drivers/clk/ti/clk.c                      |  3 +++
>  drivers/macintosh/smu.c                   |  3 +++
>  drivers/of/fdt.c                          |  8 +++++++-
>  drivers/of/unittest.c                     |  8 +++++++-

Acked-by: Rob Herring <r...@kernel.org>

>  drivers/xen/swiotlb-xen.c                 |  7 +++++--
>  kernel/power/snapshot.c                   |  3 +++
>  lib/cpumask.c                             |  3 +++
>  mm/kasan/init.c                           | 10 ++++++++--
>  mm/sparse.c                               | 19 +++++++++++++++++--
>  73 files changed, 409 insertions(+), 28 deletions(-)

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